Home / 20,049.72-30,092.86-10,697.64

Finding the Fourth Proportional to 20,049.72, 30,092.86 and 10,697.64

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Solution

The fourth proportional to 20,049.72, 30,092.86 and 10,697.64 is: 16,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049.72 : 30,092.86 = 10,697.64 : x
  2. Step 2: Convert to fraction form
    20,049.72/30,092.86 = 10,697.64/x
  3. Step 3: Cross multiply
    20,049.72x = 30,092.86 × 10,697.64
  4. Step 4: Simplify right side
    20,049.72x = 321,922,582.85
  5. Step 5: Solve for x
    x = 321,922,582.85/20,049.72
  6. Step 6: Final answer
    x = 16,056.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.